== sanity test 46: dirtying a previously written page ========================================================================== 15:08:15 (1746126495)
vm.dirty_writeback_centisecs = 0
vm.dirty_writeback_centisecs = 0
vm.dirty_ratio = 50
vm.dirty_background_ratio = 25
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0119743 s, 342 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.0072394 s, 566 kB/s
1+0 records in
1+0 records out
4096 bytes (4.1 kB) copied, 0.00504018 s, 813 kB/s
vm.dirty_writeback_centisecs = 500
vm.dirty_background_ratio = 10
vm.dirty_ratio = 20